Melitasphaeridium choanophorum var. choanophorum
From dinoflaj2
var. choanophorum. Autonym. Holotype: Deflandre and Cookson, 1955; text-figs.23-26; Fensome et al., 1993a, figs.1-4 - p.1055. Parent: Melitasphaeridium choanophorum